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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Administrator - **Company:** Citizens Trust Bank - **Location:** Atlanta, GA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Multitier Architecture, Microsoft Windows, Active Directory, Server Applications, Software System Penetration Testing, Microsoft Azure, Business Software, Microsoft Outlook, CompTIA Network+, CompTIA Security+, Cyber Security, Dynamic Host Configuration Protocol, Desktop Computing, Disaster Recovery, Domain Name System (DNS), Multi-Factor Authentication, Event Logging, File Server, Firmware, Hyper-V, Identity and Access Management, Networking Hardware, Internet Services, Virtual Private Networks (VPN), Internet Service Provider, Network Layer, Microsoft Security Essentials, Windows Servers, Network Architecture, Network Monitoring, Routing, Network Segmentation, Network Administration, Performance Tuning, Windows PowerShell, Remote Access Technology, Azure Active Directory, Firewall Policy Management, Microsoft SharePoint, Mobile Security, Software Deployment, TCP/IP, Transmission Control Protocol (TCP), Virtual Local Area Networks, Software Vulnerability Management, Wireless Access Point, Wireless Networks, Network Routers, Computer Networking Systems, Computer Network Technologies, Office365, Software Troubleshooting, Peripherals, Firewalls (Computer Science), Microsoft InTune, Information Technology, Laptops, Cisco, Vulnerability Analysis, Vmware - **Published:** October 14, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=0c83e0f8bf365e01 ## About the Role This position requires a strong troubleshooting mindset, excellent communication skills, and the ability to manage multiple priorities in a fast-paced environment., * Associate's Degree in Information Technology, Computer Science, or related field, or equivalent experience. * 3+ years of experience supporting Windows Server environments and enterprise networks. * Strong experience administering Active Directory and Microsoft Entra ID (Azure AD). * Hands-on experience creating and troubleshooting Group Policy Objects (GPOs). * Experience designing and maintaining Organizational Unit (OU) structures. * Experience managing Windows workstation environments and desktop support. * Experience with Mobile Device Management (MDM) platforms, preferably Microsoft Intune. * Experience managing or supporting switches, routers, firewalls, VLANs, and wireless networks. * Working knowledge of DNS, DHCP, TCP/IP, VPN, routing, and switching concepts. * Strong troubleshooting, analytical, and problem-solving skills. * Excellent customer service and communication abilities., * Microsoft Certified: Azure Administrator Associate * Microsoft Certified: Windows Server Hybrid Administrator Associate * CompTIA Network+ * CompTIA Security+ * Cisco CCNA * Experience with VMware and/or Hyper-V * Experience with PowerShell scripting and automation * Experience supporting cybersecurity initiatives and vulnerability remediation * Experience working with Managed Service Providers (MSPs) Technical Skills * Windows Server 2016/2019/2022 * Active Directory * Microsoft Entra ID (Azure AD) * Microsoft 365 * Group Policy Management (GPO) * Organizational Unit (OU) Administration * Microsoft Intune * Endpoint Management * Mobile Device Management (MDM) * DNS & DHCP * TCP/IP Networking * VLAN Administration * Firewall Management * Router & Switch Configuration * VPN Technologies * PowerShell * Hyper-V and VMware * Security Hardening * Vulnerability Remediation ## Description We are seeking a highly skilled and motivated Network Administrator to support and maintain our enterprise infrastructure, including Windows Server, Active Directory, Microsoft Entra ID (Azure AD), endpoint devices, and network systems. This position is responsible for the daily administration, security, and operational support of servers, desktops, mobile devices, and network infrastructure., The ideal candidate will have hands-on experience with Windows Server administration, Group Policy management, Active Directory, Microsoft 365, endpoint management, and networking technologies including switches, routers, firewalls, and VLANs. This role will also serve as a technical liaison with Managed Service Providers (MSPs), Internet Service Providers (ISPs), and technology vendors during infrastructure outages and connectivity incidents., * Administer, maintain, and support Windows Server 2016, 2019, and 2022 environments. * Install, configure, monitor, and troubleshoot Windows-based server infrastructure. * Perform server patching, upgrades, maintenance, and performance tuning. * Manage file servers, print services, application servers, and shared resources. * Monitor server health, capacity, event logs, and system performance. * Participate in disaster recovery and business continuity planning. * Maintain infrastructure documentation, inventories, and standard operating procedures. Active Directory & Microsoft Entra ID Administration * Administer Active Directory users, groups, computers, and permissions. * Design, implement, and maintain Organizational Unit (OU) structures. * Create, modify, and troubleshoot Group Policy Objects (GPOs). * Manage authentication, access controls, password policies, and security groups. * Administer Microsoft Entra ID (Azure AD), Microsoft 365, and hybrid identity environments. * Configure and support Multi-Factor Authentication (MFA), Conditional Access, and identity security controls. * Support employee onboarding, offboarding, and access management processes. Security & Server Hardening * Implement Windows Server security best practices and Microsoft security baselines. * Conduct server hardening reviews and remediate security vulnerabilities. * Manage GPO security settings and configuration standards. * Support cybersecurity initiatives, vulnerability remediation, and audit requirements. * Review security findings from vulnerability assessments and penetration tests. * Assist with endpoint security, access management, and compliance activities. Network Administration * Configure, manage, and troubleshoot enterprise network infrastructure. * Administer Layer 2 and Layer 3 network devices, including switches, routers, wireless access points, and firewalls. * Create, modify, and troubleshoot VLAN configurations. * Support routing, switching, VPN connectivity, and network segmentation. * Troubleshoot DNS, DHCP, TCP/IP, and network performance issues. * Monitor network availability and maintain network documentation and diagrams. * Coordinate upgrades, firmware updates, and maintenance activities for network equipment. * Maintain relationships with network vendors, telecommunications providers, and MSP partners. MSP and Vendor Management * Act as the primary technical contact during system outages and connectivity incidents. * Coordinate troubleshooting efforts with MSPs, ISPs, telecom providers, and technology vendors. * Escalate and track infrastructure issues to resolution. * Hold service providers accountable for contractual obligations and SLA commitments. * Review MSP recommendations and validate technical solutions prior to implementation. * Assist with infrastructure planning, project execution, and vendor management activities. Desktop & End-User Support * Provide Tier I and Tier II support for desktops, laptops, printers, peripherals, and business applications. * Troubleshoot hardware, software, operating system, and connectivity issues. * Support Microsoft Office 365 applications including Outlook, Teams, OneDrive, and SharePoint. * Deploy and configure new workstations and user equipment. * Create and maintain support documentation and knowledge base articles. Mobile Device Management (MDM) * Administer Microsoft Intune and Mobile Device Management (MDM) platforms. * Manage mobile device enrollment, provisioning, and lifecycle activities. * Configure device compliance, security policies, and application deployment. * Support both corporate-owned and BYOD mobile devices. * Troubleshoot device enrollment, synchronization, and policy enforcement issues. * Implement mobile security controls including encryption, remote wipe, and access management.